| 序号 |
时间(年) |
数据(单位：%) |
| 1 |
2023 |
|
| 2 |
2022 |
|
| 3 |
2021 |
|
| 4 |
2020 |
|
| 5 |
2019 |
|
| 6 |
2018 |
|
| 7 |
2017 |
34.23 |
| 8 |
2016 |
32.22 |
| 9 |
2015 |
31.36 |
| 10 |
2014 |
34.77 |
| 11 |
2013 |
34.03 |
| 12 |
2012 |
26.85 |
| 13 |
2011 |
30.54 |
| 14 |
2010 |
26.76 |
| 15 |
2009 |
26.88 |
| 16 |
2008 |
20.39 |
| 17 |
2007 |
36.79 |
| 18 |
2006 |
42.96 |
| 19 |
2005 |
28.82 |
| 20 |
2004 |
35.00 |
| 21 |
2003 |
37.15 |
| 22 |
2002 |
16.20 |
| 23 |
2001 |
46.14 |
| 24 |
2000 |
52.35 |
| 25 |
1999 |
13.44 |
| 26 |
1998 |
15.32 |
| 27 |
1997 |
6.21 |
| 28 |
1996 |
9.49 |
| 29 |
1987 |
45.30 |
| 30 |
1986 |
41.11 |
| 31 |
1981 |
26.68 |
| 32 |
1980 |
43.05 |
| 33 |
1979 |
59.98 |
| 34 |
1978 |
48.71 |
| 35 |
1977 |
64.39 |
| 36 |
1975 |
52.04 |
| 37 |
1974 |
48.22 |
| 38 |
1973 |
53.66 |
| 39 |
1972 |
64.96 |
| 40 |
1971 |
52.99 |
| 41 |
1970 |
64.76 |
| 42 |
1969 |
67.09 |
| 43 |
1968 |
81.70 |
| 44 |
1967 |
85.58 |
| 45 |
1966 |
86.04 |
| 46 |
1965 |
86.85 |
| 47 |
1964 |
86.34 |
| 48 |
1963 |
85.30 |
| 49 |
1962 |
89.44 |
